Lithol Rubine BK Properties, Molecular Formula, Applications - WorldOfChemicals

Lithol Rubine BK Properties

Lithol Rubine BK

Lithol Rubine BK-Product_Structure
Molecule Structure Image



Lithol rubine BK is a synthetic azo dye. It is used to dye plastics, paints, printing inks, and for textile printing. It is normally used as a standard magenta in the three and four color printing processes. It is also used as a food dye.

Chemical Properties

Appearance Red powder
CAS Number 5281-04-9
EINECS Number 226-109-5
IUPAC Name Calcium (4Z)-4-[(4-methyl-2-sulfonatophenyl)hydrazono]-3-oxo-2-naphthalenecarboxylate
InChI 1S/C18H14N2O6S.Ca/c1-10-6-7-14(15(8-10)27(24,25)26)19-20-16-12-5-3-2-4-11(12)9-13(17(16)21)18(22)23;/h2-9,21H,1H3,(H,22,23)(H,24,25,26);/q;+2/p-2/b20-19+;
Molar Mass 424.44 g/mol
Molecular Formula C18H12CaN2O6S
Synonyms Pigment Rubine;Carmine 6B;Brilliant Carmine 6B;Permanent Rubin L6B;Litholrubine;Latolrubine;C.I. Pigment Red 57;C.I. Pigment Red 57:1;D&C Red No. 7;C.I. 15850:1